Home / 1,333,681.92-1,841,339.52-1,190,195.52

Finding the Fourth Proportional to 1,333,681.92, 1,841,339.52 and 1,190,195.52

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Solution

The fourth proportional to 1,333,681.92, 1,841,339.52 and 1,190,195.52 is: 1,643,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,681.92 : 1,841,339.52 = 1,190,195.52 : x
  2. Step 2: Convert to fraction form
    1,333,681.92/1,841,339.52 = 1,190,195.52/x
  3. Step 3: Cross multiply
    1,333,681.92x = 1,841,339.52 × 1,190,195.52
  4. Step 4: Simplify right side
    1,333,681.92x = 2,191,554,047,502.95
  5. Step 5: Solve for x
    x = 2,191,554,047,502.95/1,333,681.92
  6. Step 6: Final answer
    x = 1,643,235.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.